diff --git a/pom.xml b/pom.xml
index 5d71c1d..bbff4d0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -67,7 +67,7 @@
     <jar-plugin.version>3.3.0</jar-plugin.version>
     <maven-gpg-plugin.version>3.0.1</maven-gpg-plugin.version>
     <maven-javadoc-plugin.version>3.4.1</maven-javadoc-plugin.version>
-    <maven-source-plugin.version>2.4</maven-source-plugin.version>
+    <maven-source-plugin.version>3.2.1</maven-source-plugin.version>
     <nexus-staging-plugin.version>1.6.13</nexus-staging-plugin.version>
     <spotless-plugin.version>2.28.0</spotless-plugin.version>
     <surefire-plugin.version>3.0.0-M7</surefire-plugin.version>